Home / 773,162,197.44-1,066,963,990.32-425,481,685.44

Finding the Fourth Proportional to 773,162,197.44, 1,066,963,990.32 and 425,481,685.44

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Solution

The fourth proportional to 773,162,197.44, 1,066,963,990.32 and 425,481,685.44 is: 587,164,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,162,197.44 : 1,066,963,990.32 = 425,481,685.44 : x
  2. Step 2: Convert to fraction form
    773,162,197.44/1,066,963,990.32 = 425,481,685.44/x
  3. Step 3: Cross multiply
    773,162,197.44x = 1,066,963,990.32 × 425,481,685.44
  4. Step 4: Simplify right side
    773,162,197.44x = 453,973,636,905,141,440
  5. Step 5: Solve for x
    x = 453,973,636,905,141,440/773,162,197.44
  6. Step 6: Final answer
    x = 587,164,812.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.